cubicweb #2539822 use an url for pyro and zmq sources configuration [done]

rather than pyro specific options and broken zmq configuration. Easy once similar changes done is db-api (#2521848)

prioritynormal
typeenhancement
done in3.16.0
load0.200
load left0.000
closed by#b60329e40e26 [rql sources] uses an URL as remote host address for pyro/zmq rql sources,